The Saunier Duval Hydraulic Block (Part No. 0020097205) is a key component within the heating system, controlling water flow through the boiler, radiators, and other heating parts. Built from durable materials, it's designed to withstand the pressure and temperature demands of the heating circuit. Compatible with Saunier Duval boilers, it can be straightforwardly fitted by a qualified technician.
Please note: Confirm your part matches the Manufacturer Part Number stated above before placing your order.
Looking for other Glow-worm products? Browse our range here: Glow-worm Spares
Prices: All prices shown include VAT.
Direct Sale: The customer pays for the part and keeps their old one — no return required.
Advanced Replacement Service: For customers who'd like to receive the replacement quickly, paying upfront as with Direct Sale, then getting a £30 refund once the old part is sent back to us. Please ensure your PCB is in repairable condition before choosing this option, as a refund may not be possible otherwise. Contact us if you're unsure.
Delivery
Orders placed before 3pm ship the same day via Royal Mail 1st Class (signed for). Next-day arrival can't be guaranteed, though most 1st Class deliveries do arrive the following working day.
RETURNS POLICY
Please get in touch with us before returning any item — this helps us process refunds more efficiently. Returns must be made within 30 days, in line with eBay policy.
WRONGLY SENT ITEMS
We'll either provide a stamped, addressed return envelope or cover your return postage costs, and issue a full refund.